<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="流程名称" prop="processName">
        <el-input
          v-model="queryParams.processName"
          placeholder="请输入应用名称"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>

      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPerm="['process_add']"
        >新增
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleEdit"
          v-hasPerm="['process_edit']"
        >修改
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDel"
          v-hasPerm="['process_del']"
        >删除
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPerm="['process_export']"
        >导出
        </el-button>
      </el-col>
      <div class="top-right-btn">
        <el-tooltip class="item" effect="dark" content="刷新" placement="top">
          <el-button size="mini" circle icon="el-icon-refresh" @click="handleQuery"/>
        </el-tooltip>
        <el-tooltip class="item" effect="dark" :content="showSearch ? '隐藏搜索' : '显示搜索'" placement="top">
          <el-button size="mini" circle icon="el-icon-search" @click="showSearch=!showSearch"/>
        </el-tooltip>
      </div>
    </el-row>

    <el-table v-loading="loading" :data="processList" border @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center"/>
      <el-table-column label="编号" align="center" prop="id" width="55"/>
      <el-table-column label="流程名称" align="center" prop="processName"/>
      <el-table-column label="上级流程编号" align="center" prop="parentId" />
      <el-table-column label="流程地址" align="center" prop="processUrl"/>
      <el-table-column label="版本" align="center" prop="version"/>
      <el-table-column label="应用系统描述" align="center" prop="description" />
      <el-table-column label="应用图标" align="center" prop="processIcon" >
        <template slot-scope="scope">
          <el-image
            style="width: 30px; height: 30px"
            :src="scope.row.processIcon"
            :fit="fit"></el-image>
        </template>
      </el-table-column>
      <el-table-column label="创建时间" align="center" prop="createTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createTime) }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleEdit(scope.row)"
            v-hasPerm="['process_edit']"
          >修改
          </el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDel(scope.row)"
            v-hasPerm="['process_del']"
          >删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.current"
      :limit.sync="queryParams.size"
      @pagination="getList"
    />

    <!-- 添加或修改应用对话框 -->
    <el-dialog :title="title" :visible.sync="open">
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-row>
          <el-col :span="12">
            <el-form-item label="流程名称" prop="processName">
              <el-input v-model="form.processName" placeholder="请输入应用名称"/>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="上级流程" prop="type">
              <el-select v-model="form.parentId" placeholder="请选择上级流程">
                <el-option key="流程大类" label="流程大类" value="0">
                </el-option>
                <el-option
                  v-for="process in parentList"
                  :key="process.processName"
                  :label="process.processName"
                  :value="process.id"
                ></el-option>
              </el-select>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="流程地址" prop="processUrl">
              <el-input v-model="form.processUrl" placeholder="请输入流程地址"/>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="版本" prop="version">
              <el-input v-model="form.version" placeholder="请输入版本"/>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="流程描述" prop="description">
              <el-input v-model="form.description" placeholder="请输入流程描述"/>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="创建时间" prop="createTime">
              <el-input v-model="form.createTime" :disabled="true" placeholder="请输入时间"/>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="流程图标" prop="processIcon">
              <el-upload
                list-type="picture-card"
                :limit="1"
                :headers="upload.headers"
                :action="upload.url"
                :disabled="upload.isUploading"
                :on-success="handleFileSuccess"
              >
                <i class="el-icon-plus"></i>
              </el-upload>
              <el-dialog :visible.sync="dialogVisible">
                <img width="100%" :src="dialogImageUrl" alt="">
              </el-dialog>
            </el-form-item>
          </el-col>
        </el-row>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
  import {
    listProcess,
    getProcess,
    delProcess,
    addProcess,
    editProcess,
    exportProcess
  } from "@/api/system/process";
  import { getToken } from "@/utils/auth";
  export default {
    name: "Process",
    data() {
      return {
        dialogImageUrl: '',
        dialogVisible: false,
        // 遮罩层
        loading: true,
        // 选中数组
        ids: [],
        // 非单个禁用
        single: true,
        // 非多个禁用
        multiple: true,
        // 总条数
        total: 0,
        // 应用表格数据
        processList: [],
        parentList:[],
        // 弹出层标题
        title: "",
        // 是否显示弹出层
        open: false,
        // 日期范围
        dateRange: [],
        // 查询参数
        queryParams: {
          current: 1,
          size: 10,
          processName: undefined,
          parentId:undefined
        },
        upload: {
          // 是否显示弹出层
          open: false,
          // 弹出层标题
          title: "",
          // 是否禁用上传
          isUploading: false,
          // 设置上传的请求头部
          headers: { satoken: getToken() },
          // 上传的地址
          url: process.env.VUE_APP_BASE_API + "/system/fileInfo/upload"
        },
        // 显示搜索条件
        showSearch: true,
        // 表单参数
        form: {},
        // 表单校验
        rules: {
          // processName: [
          //   { required: true, message: "流程名称不能为空", trigger: "blur" }
          // ],
          // type: [
          //   { required: true, message: "应用类型不能为空", trigger: "blur" }
          // ],
          // industry: [
          //   { required: true, message: "行业不能为空", trigger: "blur" }
          // ],
          // version: [
          //   { required: true, message: "版本不能为空", trigger: "blur" }
          // ],
          // description: [
          //   { required: true, message: "描述不能为空", trigger: "blur" }
          // ]
        }
      };
    },
    created() {
      this.getList();
    },
    methods: {
      /** 查询最上层列表 */
      getParentList(){
        this.queryParams.parentId=0;
        listProcess(this.addDateRange(this.queryParams, this.dateRange)).then(response => {
          this.parentList = response.data;
          this.total = response.total;
          this.loading = false;
        });
        this.queryParams.parentId=undefined;
      },
      /** 查询流程列表 */
      getList() {
        this.loading = true;
        listProcess(this.addDateRange(this.queryParams, this.dateRange)).then(response => {
          this.processList = response.data;
          this.total = response.total;
          this.loading = false;
        });
      },
      handleFileSuccess(response, file, fileList) {
        this.form.processIcon=response.data.path;
        this.upload.open = false;
        this.upload.isUploading = false;
      },
      // 取消按钮
      cancel() {
        this.open = false;
        this.reset();
      },
      // 表单重置
      reset() {
        this.getParentList();
        this.form = {
          id: undefined,
          processName: undefined,
          processIcon: undefined,
          parentId: 0,
          cover: undefined,
          version: "V1.0.0",
          processUrl: undefined,
          description: undefined,
          parentName:undefined
        };
        this.resetForm("form");
      },
      /** 搜索按钮操作 */
      handleQuery() {
        this.queryParams.current = 1;
        this.getList();
      },
      /** 重置按钮操作 */
      resetQuery() {
        this.resetForm("queryForm");
      },
      // 多选框选中数据
      handleSelectionChange(selection) {
        this.ids = selection.map(item => item.id)
        this.single = selection.length != 1
        this.multiple = !selection.length
      },
      /** 新增按钮操作 */
      handleAdd() {
        this.reset();
        this.open = true;
        this.title = "添加流程";
      },
      /** 修改按钮操作 */
      handleEdit(row) {
        this.reset();
        const id = row.id || this.ids
        getProcess(id).then(response => {
          this.form = response.data;
          this.open = true;
          this.title = "修改流程";
        });
      },
      /** 提交按钮 */
      submitForm: function () {
        this.$refs["form"].validate(valid => {
          if (valid) {
            if (this.form.id != undefined) {
              editProcess(this.form).then(response => {
                if (response.code === 0) {
                  this.msgSuccess("修改成功");
                  this.open = false;
                  this.getList();
                } else {
                  this.msgError(response.msg);
                }
              });
            } else {
              addProcess(this.form).then(response => {
                if (response.code === 0) {
                  this.msgSuccess("新增成功");
                  this.open = false;
                  this.getList();
                } else {
                  this.msgError(response.msg);
                }
              });
            }
          }
        });
      },
      /** 删除按钮操作 */
      handleDel(row) {
        const ids = row.id || this.ids;
        this.$confirm('是否确认删除流程编号为"' + ids + '"的数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function () {
          return delProcess(ids);
        }).then(() => {
          this.getList();
          this.msgSuccess("删除成功");
        }).catch(function () {
        });
      },
      /** 导出按钮操作 */
      handleExport() {
        const queryParams = this.queryParams;
        this.$confirm('是否确认导出所有应用数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function () {
          return exportProcess(queryParams);
        }).then(response => {
          this.download(response.data);
        }).catch(function () {
        });
      }
    }
  };
</script>
